Learn how 3D models of primate birth canals found that squirrel monkeys, bushbabies, and other small species may face a ...

New research challenges the notion that humans have the hardest childbirth among animals, revealing that many primates, ...

The broader message is unsettling and clarifying at once. Human childbirth is risky, but it may not be uniquely risky. Instead, the research suggests that difficult birth is part of a wider mammalian ...

Human beings are unique among living creatures in being able to alter their own fertility deliberately, imposing their own constantly changing choices and preferences on childbearing. We are now ...

According to a new study, chimpanzees, like humans, must contend with a confined bony birth canal when giving birth. In humans, the problem is exacerbated by our unique form of upright walking, since ...

Human birth is far more challenging than that of other primates. In 1960, anthropologist Sherwood Washburn proposed a widely accepted explanation for the tight squeeze a baby experiences passing ...